The article explains that while playing Kingdom Hearts χ[chi], the player will join one of 5 teams and compete against each other. The teams are based on animals, and are known as "Unicornis" (Unicorns), "Leopardus" (Leopards), "Anguis" (Cobras), "Vulpes" (Foxes) and "Ursus" (Bears).
Full translation from Oishii:
In this work, when the players begin creating their own avatar, they can choose a “Union” to join. A Union is a group with which you kill enemies with the purpose of collecting “Lux”. Every week, the amount of Lux collected by each Union is calculated. If you enter the highest rank, you can take part in a mission where one can obtain a special reward.
The article explains that while playing Kingdom Hearts χ[chi], the player will join one of 5 teams and compete against each other. The teams are based on animals, and are known as "Unicornis" (Unicorns), "Leopardus" (Leopards), "Anguis" (Cobras), "Vulpes" (Foxes) and "Ursus" (Bears).
Full translation from Oishii:
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Edited by Weiss